import { type Either } from 'fp-ts/lib/Either';
export declare function printReceivedLeft(actual: Either<unknown, unknown>): string;
export declare function printReceivedRight(actual: Either<unknown, unknown>): string;
export declare function diffReceivedLeft(actual: Either<unknown, unknown>, expected: unknown): string;
export declare function diffReceivedRight(actual: Either<unknown, unknown>, expected: unknown): string;